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发明名称
Radio receiver with band-spread control for a number of comparatively narrow frequency bands
摘要
申请公布号
US2434299(A)
申请公布日期
1948.01.13
申请号
US19430480186
申请日期
1943.03.23
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
LOON CAREL JAN VAN
分类号
H02P9/32;H03J3/10
主分类号
H02P9/32
代理机构
代理人
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地址
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